万水:千山
A.四通:八达
B.乱七:八糟
C.五湖:四海
D.七上:八下
参考答案:C
解析: 前后都是名词词组。
Mr. Li has ordered ___ for the school lab.
A.three equipments
B.three pieces of equipments
C.three pieces of equipment
D.three pieces equipment
麻黄临床可用于治疗()
A.风湿性关节炎
B.肝炎,高脂血症
C.流行性腮腺炎,风疹
D.感冒,哮喘
E.低血压状态,心绞痛